At least 91 people were killed and hundreds injured when Indonesia’s resort island of Lombok was hit by a powerful magnitude 7.0 earthquake on Sunday, triggering widespread panic as thousands fled their homes for emergency shelters as buildings collapsed. (Source: AP)

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The death toll is expected to rise with hundreds injured and thousands of houses damaged, the National Disaster Mitigation Agency said in a statement on Monday. (Source: AP)

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It was the second deadly quake in a week to hit Lombok. A July 29 quake killed 16 people and damaged hundreds of houses, some of which collapsed in Sunday evening's magnitude 7.0 temblor, killing those inside. (Source: AP)

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An initial tsunami warning of waves of up to half a metre was issued following the quake but later withdrawn. (Source: AP)

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More than 100 aftershocks have rattled Lombok since the quake, which was so powerful it was felt on the neighbouring island of Bali. (Source: Reuters)

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Other witnesses said the initial quake grew in intensity over several seconds, rattling windows and doors, and there were many aftershocks. (Source: Reuters)

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In Lombok, soldiers and other rescuers carried injured people on stretchers and carpets to evacuation centers. Many victims were treated outdoors because hospitals were damaged. (Source: AP)

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A joint search and rescue team was evacuating hundreds of tourists from three popular vacation islands off the northwest of Lombok. (Source: Reuters)

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(Source: AP)

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Travellers at the international airports in Lombok and Bali were thrown into panic and there was minor damage to the buildings but operations were not disrupted, officials said. (Source: Reuters)

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Indonesia is prone to earthquakes because of its location on the Pacific "Ring of Fire," an arc of volcanoes and fault lines in the Pacific Basin. In December 2004, a massive magnitude 9.1 earthquake off Sumatra island triggered a tsunami that killed 230,000 people in a dozen countries. (Source: AP)